Cheapest return flights from Dublin to Brussels in December from 102€

Best time to book flights for Dublin (DUB) to Brussels (BRU) flights at AirHint

AirHint found the following cheapest return flights from Dublin (DUB) to Brussels (BRU) in December 2025 (see full year).

Return flights

08 Dec - 21 Dec Ryanair direct
21 Dec - 02 Jan Ryanair direct
29 Dec - 02 Jan Ryanair direct
21 Dec - 21 Dec Ryanair direct
08 Dec - 26 Dec Ryanair direct
29 Dec - 19 Jan Ryanair direct
21 Dec - 26 Dec Ryanair direct

Also check the deals for one-way flights from Dublin to Brussels in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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